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Doug's Headers

Headers, Dougs, 1964-88 SBC, 1-5/8", Shorty

Vehicle Specific View fitment for 10 models
Part# DHD305C
Mfg# D305
Sold As Pair
Manufacture Rebate
$912.99
List Price: $1,004.95
You Save $91.96

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Fitments for a variety of applications

What is the main thing you're looking for when shopping for a new set of headers? Performance of course! With Doug's, you've got it. You'll also get the ease-of-installation and a great selection of applications for all years. Doug's headers feature heavy wall construction with 3/8" thick mounting flanges, ensuring durability and longevity under the most demanding circumstances. All the necessary mounting hardware is included with each set: bolts, gaskets and reducers.

DHD3338 – 1-3/4" tubes, 3" coll. - SAP DH0369C – 1-3/4" tubes, 3" coll. - SAP CH22484 – 1-5/8" tubes, 3" coll. - oval port CH22486 – 1-5/8" tubes, 3" coll. - oval port DHD305C – 1-5/8" tubes, 3" coll. - oval port DHD322C - 2" tubes, 3-1/2" coll. - SAP CH22488 – 1-3/4" tubes, 3" coll. - SAP DHOD316 – 1-7/8" tubes, 3-1/2" coll. - SAP DHOD331 – 2-1/8" tubes, 3-1/2" coll. - round port CH25268 – 1-3/4" tubes, 3" coll. - SAP DHD325C - 2" tubes, 3-1/2" coll. - SAP APPLICATION NOTES: 5- Shorty design for maximum ground clearance 36- Fits D-Port heads including ZZ4 crate engines 52- Will not fit Saginaw close ratio with 825 power steering box 69- Must-use stock big-block frame stands and motor mounts 92- Will fit most angle plug heads including factory Chevrolet "Bowtie" heads 93- Requires removal or modification of locking steering columns if equipped 96- Installation requires use of 79-later AC compressor bracket and short compressor 133- Does not fit with Powerglide transmission 160- Includes O2 sensor extension(s) harness 180- Requires use of LS1 adapter plate kit 209- One tube each side over frame 214- Must use non-shell type motor mounts

Notes

  • The headers use an standard coating, which looks like gray primer, with a non-rust protective finish, which makes them impervious to rust, flaking or bubbling.
  • This item is not eligible for any further discounts or promotional pricing.
  • SHIP NOTE: This item exceeds standard size and is exempt from free shipping.
  • SHIP NOTE: This item is SPECIAL ORDER and will drop-ship from the manufacturer. While the majority of drop ship orders experience no delays, please be advised that OPGI does not control delivery times.
3
This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-pollution-controlled vehicles only. Learn More

Find Item In These Catalogs

  • 2024 Chevelle, El Camino 64-77 394
  • 2024 GM G-Body 1978-1988 216
  • 2024 Monte Carlo 70-77 247
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Rebate

Mail-In Rebate
$100 off qualifying Dougs Headers - 2024 Fall Rebate$

Expires: 12/31/2024

• $100 on select Headers

Valid on purchases October 1st - December 31st, 2024
* Rebate Form must be submited by January 30th, 2025

Download Rebate

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National  
1984–1987 Buick Grand National  
1978–1987 Buick Regal  
1983–1987 Buick T-Type  
1964–1977 Chevrolet Chevelle 1968–1977: 265-400 w/Power Brakes, w/Power Steering - w/AC, MT (floorshift only) (5, 36, 92, 93, 96, 214)
1964–1987 Chevrolet El Camino 1968–1977: 265-400 w/Power Brakes, w/Power Steering - w/AC, MT (floorshift only) (5, 36, 92, 93, 96, 214)
 
1978–1983 Chevrolet Malibu  
1970–1988 Chevrolet Monte Carlo  
 
1978–1988 Oldsmobile Cutlass  
1982–1986 Pontiac Bonneville  
1978–1987 Pontiac Grand Prix  
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